>... I traced and tracked and looked
>and hacked, until I finally found a line of code that should have
>worked but didn't. It even looked ok on screen. I deleted the line of
>code from the source file and retyped it exactly as it was and bingo
>the code then worked.
>
>Very odd and frustrating. I wonder what little gremlins hide in the
>humble Edit progrzm &^%$#(,   -   flamin' brain.

        Would strongly suspect you managed to embed a control
        code into your text.  'Edit' allows you to do this in
        a number of ways, and legitimately so.

        The problem would then be the behaviour of 'MPASM' on
        seeing this code.

___Bob